Rougned Odor hit a grand slam and Joey Gallo and Robinson Chirinos had back-to-back homers in a seven-run fourth inning as the Texas Rangers beat the Baltimore Orioles 11-3 on Friday night.
Texas has outscored the Orioles 28-11 in winning the first two of a four-game series between last-place teams.
Rookie right-hander Ariel Jurado (2-1) won his second straight start for Texas after a loss in his major league debut. He has twice been recalled from Double-A Frisco, where he was 5-3 with a 3.28 ERA.
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Jurado left after giving up six hits, two walks and two runs while striking out three in six innings.
Another rookie, Baltimore's David Hess (2-6), didn't make it out of the fourth inning in his 10th major league start.
Rookie Evan Phillips, acquired from the Braves on Tuesday, retired all six Rangers he faced, striking out three.
The Rangers took a 1-0 lead in the first inning when Hess made two errors on the same play. After Odor singled with one out, Elvis Andrus hit a ground ball to the left of the mound, off Hess's glove. When he retrieved the ball, Hess made a hurried throw past first baseman Chris Davis, allowing Odor to score.
Hess hit Adrian Beltre with a pitch leading off the fourth. Gallo then hit his second homer in two nights, and 28th of the season, to right field, and Chirinos followed with another homer to the back of the lower deck in left.
Donnie Hart relieved Hess with the bases loaded and one out. Odor hit a 1-0 pitch for his second homer in two nights into the right field seats.
Baltimore scored twice against Jurado in the fifth with two-out RBI singles by Jonathan Villar and Tim Beckham.
Davis doubled home a run in the sixth against Rangers reliever Alex Claudio.
Willie Calhoun put Texas in double figures with a two-run double in the eighth. He scored on Shin-Soo Choo's single.
Andrus' eighth-inning single extended his hit streak to 14 games, the majors' longest current streak.
Orioles: RHP Jhan Marinez went on the 10-day disabled list. He strained his right hamstring while warming up between innings and left Thursday's game. RHP Phillips replaced Marinez on the 25-man roster.
Rangers: CF Delino DeShields was a late scratch because of a headache. Carlos Tocci replaced DeShields. ... OF Nomar Mazara (sprained right thumb) has been on the disabled list for two weeks. "Hopefully, by the end of the weekend we'll have an opportunity to make a decision on whether or not he's ready to go on a rehab assignment," manager Jeff Banister said.
Orioles RHP Dylan Bundy (7-9, 4.53) faces Rangers LHP Mike Minor (7-6, 4.73) in a matchup of the teams' wins leaders.